There are a lot of answers. The Torah contains no fewer than 365 "dont's"; some examples of which include: not doing the forbidden forms of work on the Sabbath, not eating non-kosher, not cursing with God's name, and hundreds more. See the attached Related Link.
It's permitted for food, not for sport.
no, it is because God's Torah forbids Jews to eat pork. Non-Jews are permitted to eat it.
They went, and built the Second Temple.
There is no prohibition against wearing jewelry in Judaism.
YES. Conservative Judaism has permitted the ordination of Jews since October 1983.
Many Jews returned to Israel while a large percentage chose to remain in Persia.
No, as of 2013, Jewish people are not permitted to enter Saudi Arabia.
First of all, it (שאור) isn't yeast - it's sourdough. Yeast by itself is permitted to Jews on Passover; sourdough and leavened grain products are not permitted on Passover. Secondly, Jews do not and did not hate the forbidden foods. We avoid them because of God's command to do so (see Exodus ch.12 concerning leavening and sourdough).
No. Going to the restroom is permitted at all times.
Many Jews returned to Israel while a large percentage chose to remain in Persia.
A:Yes. In 539 BCE, Cyrus of Persia permitted Jewish exiles to return to Judah.
Anything that most everyone else eats as long as it is Kosher (ritually permitted) food. Examples are beef brisket, or roast chicken. Pork and shellfish are examples of foods not permitted in Judaism.